The radius of the circle is increasing at a rate of 1 meter per hour and the sides of the square are increasing at a rate of 5 meters per hour. When the radius is 3 meters, and the sides are 15 meters, chen how fast is the AREA outside the circle but inside the square changing? The rate of change of the area enclosed between the circle and the square is square meters per hour.

Q: A truck moves away from the base of a 300 foot tall tower at 15 ft/sec. How fast is the distance…

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Q: A man 7 ft tall walks at a speed of 5 ft/sec toward a street lamp which is 15 ft above the ground.…

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Q: The altitude of a triangle is increasing at a rate of 1 centimeters/minute while the area of the…

A: Given that  the altitude of a triangle increases at the rate of 1 cm/min while the area of the…

Q: At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 24 knots and ship…

A: At time t, the ship A moves 24t and ship B moves 16t. It can be found that, the ship A moves closer…